Medium severity · published Aug 27, 2026
CVE-2026-78495
Dimension Server-Side Request Forgery via Remote Backup Connection Test
5.3
CVSS
0.4%
EPSS
No
On KEV
Description
A server-side request forgery (SSRF) vulnerability WatchGuard Dimension Remote Backup Connection Test configuration allows an authenticated privileged attacker to enumerate exposed network services on adjacent network systems.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Dimension · WatchGuard
2.0 before 2.3.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-78495
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-78495
psirt.watchguard.com
https://psirt.watchguard.com/CVE-2026-78495
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